BGS mineralogy and petrology collection record

Sample number S42900; S42900/A;
Sample Donor Phemister,J.
Rock name 'Original entry: Granite Contaminated By Schist'
Stratigraphy Not entered
Comments Green tourmaline abundant; spinnel; andalusite
Locality details 1400 ft 41 deg W of S of south house in Skelberry
50k map sheet Yell (130)

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Map reference HU 361 861
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S42900

Cross Polarized, S42900

Plane Polarized, S42900

Plane Polarized, S42900


S42900/A

Cross Polarized, S42900/A

Plane Polarized, S42900/A

Plane Polarized, S42900/A